International Journal of Hyperthermia最新文献

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High-intensity focused ultrasound ablation in the treatment of fumarate hydratase-deficient uterine leiomyoma. 高强度聚焦超声消融治疗富马酸氢化酶缺陷型子宫肌瘤。
IF 3 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-07-29 DOI: 10.1080/02656736.2024.2384459
Luyao Zhang, Zhouzhou Liao, Jianfa Jiang
{"title":"High-intensity focused ultrasound ablation in the treatment of fumarate hydratase-deficient uterine leiomyoma.","authors":"Luyao Zhang, Zhouzhou Liao, Jianfa Jiang","doi":"10.1080/02656736.2024.2384459","DOIUrl":"10.1080/02656736.2024.2384459","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to explore the efficacy and safety of high-intensity focused ultrasound (HIFU) ablation for treating fumarate hydratase (FH)-deficient uterine leiomyomas.</p><p><strong>Method: </strong>Ten patients with FH-deficient uterine leiomyomas treated with HIFU ablation at the Third Xiangya Hospital from July 2017 to January 2023 were enrolled in this study. The effectiveness and adverse effects of HIFU were analyzed.</p><p><strong>Results: </strong>The median age of the patients who received HIFU was 32.0 years (range: 28-41 years). Only 2 patients had solitary uterine leiomyomas, whereas the remaining 8 patients had multiple uterine leiomyomas. The median diameter of the largest myoma was 56 mm (range: 41-99 mm). Magnetic resonance imaging showed that the FH-deficient uterine leiomyomas of 8 patients presented as mixed intensity on T2WI, that of one patient was hypointense, and that of another patient was hyperintense on T2WI. All patients successfully underwent HIFU ablation in one session without severe adverse effects. The median nonperfusion volume ratio (NPVR) was 40% (30.0%-78.0%) after HIFU treatment. Four patients had NPVR ≥70%. At 3-month follow-up after HIFU ablation, the clinical symptoms of 5 of the 8 patients with symptoms before treatment were relieved. Six months after treatment, 4 of the 8 patients with symptoms were still in remission. All patients received reintervention by March 2024. The reintervention rates were 20%, 70%, and 90% at 12, 24, and 36 months, respectively, after HIFU ablation.</p><p><strong>Conclusion: </strong>HIFU is a safe and feasible treatment for FH-deficient uterine leiomyomas, and most patients show effective results in the short term after treatment. However, the reintervention rates are high, and the long-term effects are limited.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2384459"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141792404","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Announcement of leadership transition. 宣布领导层交接。
IF 3.1 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-01-15 DOI: 10.1080/02656736.2024.2302707
Mark W Dewhirst, Nancy J Dewhirst
{"title":"Announcement of leadership transition.","authors":"Mark W Dewhirst, Nancy J Dewhirst","doi":"10.1080/02656736.2024.2302707","DOIUrl":"10.1080/02656736.2024.2302707","url":null,"abstract":"","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2302707"},"PeriodicalIF":3.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139466348","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison of the efficacy and safety of ultrasound-guided radiofrequency ablation and microwave ablation for the treatment of unifocal papillary thyroid microcarcinoma: a retrospective study. 超声引导下射频消融和微波消融治疗单灶甲状腺乳头状微癌的疗效和安全性比较:一项回顾性研究。
IF 3.1 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-01-15 DOI: 10.1080/02656736.2023.2287964
Ning Li, YiJie Dong, Yunchuan Ding, Guihua Cui, Qing Hua, Shujun Xia, JianQiao Zhou
{"title":"Comparison of the efficacy and safety of ultrasound-guided radiofrequency ablation and microwave ablation for the treatment of unifocal papillary thyroid microcarcinoma: a retrospective study.","authors":"Ning Li, YiJie Dong, Yunchuan Ding, Guihua Cui, Qing Hua, Shujun Xia, JianQiao Zhou","doi":"10.1080/02656736.2023.2287964","DOIUrl":"10.1080/02656736.2023.2287964","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to compare the efficacy and safety of ultrasound-guided RFA and MWA in the treatment of unifocal PTMC.</p><p><strong>Methods: </strong>This retrospective study included 512 patients with 512 unifocal papillary thyroid microcarcinomas (PTMCs) who underwent RFA (<i>n</i> = 346) and MWA (<i>n</i> = 166) between January 2021 and December 2021. The volumes of the ablation areas were measured during follow-up, and the volume reduction rates were evaluated. The ablation duration, volume of hydrodissection, and ablation-related complications were also compared between the groups.</p><p><strong>Results: </strong>All lesions received complete ablation and no local or distant recurrences were observed in the two groups. A larger volume of isolation liquid was used for RFA than for MWA (<i>p</i> = 0.000). Hoarseness occurred in seven patients who underwent RFA (<i>p</i> = 0.102). At the 1-week follow-up, the mean volume of the areas ablated by RFA was smaller than that of the areas ablated by MWA (<i>p</i> = 0.049). During follow-ups at months 3, 9, 12, 15, and 18, the mean volumes of the ablated areas were larger in the RFA group than in the MWA group (all, <i>p</i> < 0.05). The mean volume of the ablated lesions increased slightly at the 1-week follow-up and then decreased at 1 month after ablation in both groups. The absorption curve of the ablated lesions in the RFA group was similar to that in the MWA group.</p><p><strong>Conclusions: </strong>RFA and MWA are both efficient and safe methods for treating unifocal PTMC. They may be alternative techniques for patients who are not eligible or are unwilling to undergo surgery.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2287964"},"PeriodicalIF":3.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139466351","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Efficacy and safety of ultrasound-guided percutaneous radiofrequency ablation for synovial hyperplasia. 超声引导下经皮射频消融治疗滑膜增生的有效性和安全性。
IF 3 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-07-04 DOI: 10.1080/02656736.2024.2328113
Qi Xu, Xiao-Hui Xu, Ze-Zheng Liu, Jian-Bi Zhu, Huan-Huan Ding, Chun-Chun Jin, Zhi-Han Yan
{"title":"Efficacy and safety of ultrasound-guided percutaneous radiofrequency ablation for synovial hyperplasia.","authors":"Qi Xu, Xiao-Hui Xu, Ze-Zheng Liu, Jian-Bi Zhu, Huan-Huan Ding, Chun-Chun Jin, Zhi-Han Yan","doi":"10.1080/02656736.2024.2328113","DOIUrl":"https://doi.org/10.1080/02656736.2024.2328113","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to investigate the efficacy and safety of ultrasound-guided percutaneous radiofrequency ablation (RFA) for the treatment of synovial hyperplasia in the knee joints of antigen-induced arthritis (AIA) model rabbits.</p><p><strong>Methods: </strong>Forty Japanese large-eared white rabbits were divided into AIA and control groups. After successful induction of the AIA model, the knee joints were randomly assigned to RFA and non-RFA groups. The RFA group underwent ultrasound-guided RFA to treat synovial hyperplasia in the knee joint. Dynamic observation of various detection indices was conducted to evaluate the safety and effectiveness of the RFA procedure.</p><p><strong>Results: </strong>Successful synovial ablation was achieved in the RFA group, with no intraoperative or perioperative mortality. Postoperative the circumference of the knee joint reached a peak before decreasing in the third week after surgery. The incidence and diameter of postoperative skin ulcers were not significantly different compared to the non-RFA group (<i>p</i> > .05). Anatomical examination revealed an intact intermuscular fascia around the ablated area in the RFA group. The ablated synovial tissue initially presented as a white mass, which subsequently liquefied into a milky white viscous fluid. Gross articular cartilage was observed, along with liquefied necrosis of the synovium on pathological histology and infiltration of inflammatory cells in the surrounding soft tissue.</p><p><strong>Conclusion: </strong>The experimental results demonstrated that ultrasound-guided RFA of the knee in the treatment of synovial hyperplasia in AIA model animals was both effective and safe.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2328113"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141534388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparing the effect of FUAS and myomectomy on the elasticity of myometrium around targeted uterine fibroid. 比较 FUAS 和子宫肌瘤剔除术对目标子宫肌瘤周围子宫肌层弹性的影响。
IF 3 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-08-11 DOI: 10.1080/02656736.2024.2362998
Ziyao Wang, Yan Ma, Jia Zhou, Feng Jiang, Jin-Yun Chen, Wen-Zhi Chen
{"title":"Comparing the effect of FUAS and myomectomy on the elasticity of myometrium around targeted uterine fibroid.","authors":"Ziyao Wang, Yan Ma, Jia Zhou, Feng Jiang, Jin-Yun Chen, Wen-Zhi Chen","doi":"10.1080/02656736.2024.2362998","DOIUrl":"https://doi.org/10.1080/02656736.2024.2362998","url":null,"abstract":"<p><strong>Background: </strong>Focused ultrasound ablation surgery (FUAS) has been widely employed to treat patients with uterine fibroid (UF). This study aimed to estimate myometrial stiffness changes in patients who received FUAS for UFs or myomectomy (ME) and compare the recovery of surrounding myometrium between FUAS and ME groups. Our results may provide more evidence for guiding the proper conception timing in patients with UF.</p><p><strong>Methods: </strong>This study enrolled 173 patients from May 2022 to August 2023. Shear wave elastography (SWE) was used to dynamically monitor myometrial elasticity changes in patients before and after surgery. Moreover, our study monitored and analyzed the stiffness changes in the targeted fibroid after FUAS, as well as in the myometrium around after FUAS or ME.</p><p><strong>Results: </strong>The stiffness of the myometrium around the resected fibroid was significantly higher than at the preoperative level until 6 months. Conversely, the stiffness of the surrounding myometrium was only temporarily increased 1 day after FUAS. The comparison between FUAS and ME groups regarding the stiffness of the surrounding myometrium showed that nonsignificant differences were detected between the two groups before the treatment. The stiffness of the surrounding myometrium in the ME group was statistically significantly higher than that of the FUAS group 1 day as well as 1, 3, and 6 months after the treatment, respectively.</p><p><strong>Conclusion: </strong>The FUAS had less impact on the surrounding myometrium than the ME, which may be more conducive to the recovery of myometrial elasticity in patients with UF.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2362998"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141916649","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Volumetric hyperthermia delivery using the ExAblate Body MR-guided focused ultrasound system. 使用ExAblate体磁共振引导聚焦超声系统进行容积热疗。
IF 3.1 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-05-05 DOI: 10.1080/02656736.2024.2349080
Kisoo Kim, Pragya Gupta, Kazim Narsinh, Chris J Diederich, Eugene Ozhinsky
{"title":"Volumetric hyperthermia delivery using the ExAblate Body MR-guided focused ultrasound system.","authors":"Kisoo Kim, Pragya Gupta, Kazim Narsinh, Chris J Diederich, Eugene Ozhinsky","doi":"10.1080/02656736.2024.2349080","DOIUrl":"10.1080/02656736.2024.2349080","url":null,"abstract":"<p><strong>Objectives: </strong>To investigate image-guided volumetric hyperthermia strategies using the ExAblate Body MR-guided focused ultrasound ablation system, involving mechanical transducer movement and sector-vortex beamforming.</p><p><strong>Materials and methods: </strong>Acoustic and thermal simulations were performed to investigate volumetric hyperthermia using mechanical transducer movement combined with sector-vortex beamforming, specifically for the ExAblate Body transducer. The system control in the ExAblate Body system was modified to achieve fast transducer movement and MR thermometry-based hyperthermia control, mechanical transducer movements and electronic sector-vortex beamforming were combined to optimize hyperthermia delivery. The experimental validation was performed using a tissue-mimicking phantom.</p><p><strong>Results: </strong>The developed simulation framework allowed for a parametric study with varying numbers of heating spots, sonication durations, and transducer movement times to evaluate the hyperthermia characteristics for mechanical transducer movement and sector-vortex beamforming. Hyperthermic patterns involving 2-4 sequential focal spots were analyzed. To demonstrate the feasibility of volumetric hyperthermia in the system, a tissue-mimicking phantom was sonicated with two distinct spots through mechanical transducer movement and sector-vortex beamforming. During hyperthermia, the average values of Tmax, T10, Tavg, T90, and Tmin over 200 s were measured within a circular ROI with a diameter of 10 pixels. These values were found to be 8.6, 7.9, 6.6, 5.2, and 4.5 °C, respectively, compared to the baseline temperature.</p><p><strong>Conclusions: </strong>This study demonstrated the volumetric hyperthermia capabilities of the ExAblate Body system. The simulation framework developed in this study allowed for the evaluation of hyperthermia characteristics that could be implemented with the ExAblate MRgFUS system.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2349080"},"PeriodicalIF":3.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135290/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140869288","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparisons of computer simulations and experimental data for capacitive hyperthermia using different split-phantoms. 使用不同分象进行电容式热疗的计算机模拟与实验数据比较。
IF 3 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-10-20 DOI: 10.1080/02656736.2024.2416999
Rami Muratoglu, Dominik Gerster, Jacek Nadobny, Alexander Hansch, Paul Krahl, Paraskevi Danai Veltsista, Marcus Beck, Daniel Zips, Pirus Ghadjar
{"title":"Comparisons of computer simulations and experimental data for capacitive hyperthermia using different split-phantoms.","authors":"Rami Muratoglu, Dominik Gerster, Jacek Nadobny, Alexander Hansch, Paul Krahl, Paraskevi Danai Veltsista, Marcus Beck, Daniel Zips, Pirus Ghadjar","doi":"10.1080/02656736.2024.2416999","DOIUrl":"https://doi.org/10.1080/02656736.2024.2416999","url":null,"abstract":"<p><strong>Introduction: </strong>Several positive clinical trials have demonstrated that capacitive hyperthermia (CHT) improves the effectiveness of radiation therapy for the treatment of various cancer entities. However, the ability of CHT to induce significant heating throughout the body is under debate.</p><p><strong>Objectives: </strong>To perform a pilot study involving comparisons of computer simulations and experimental data using different split-phantoms to validate hyperthermia treatment modeling for pre-planning for a clinical CHT system and to investigate the feasibility of split-phantom measurements in capacitive hyperthermia.</p><p><strong>Materials and methods: </strong>The CHT system EHY-2030 (Oncotherm, Budapest, Hungary) was used. The system provides two electrode sizes, but only the smaller electrode, indicated as D200 electrode, was investigated in this pilot study. Horizontally and vertically splittable, different multi-slice phantoms with dielectric material properties simulating muscle and electrically low conductive fat were produced and heated. During the heating procedure, temperature-time curves were measured, and thermal images were captured. Specific absorption rate values were derived from the temperature rise (TR) values. Concomitantly, computer field simulations utilizing a detailed CAD-based model of the CHT system were performed using the simulation platform Sim4Life and compared with measurements.</p><p><strong>Results: </strong>For the investigated electrode D200 the system power of 75 W was applied, which is half of the maximum power of 150 W and lies in the range of usual values for this electrode applied in patient treatments in our clinic. For 75 W, a heating of 3.6 °C in 6 min in a depth of 1 cm in an agar-based, muscle tissue-equivalent phantom was achieved. The addition of a 1 cm thick, synthetic, low dielectric fat layer reduced the TR up until a depth of 8.5 cm by on average around 38% (from 8.5 cm onwards the absolute local TR is similar, deviations are ≤0.1 °C). In terms of point-to-point absolute SAR comparison (without any normalization), up to a depth of 11 cm in the phantoms central vertical plot, the simulation differs from the measured TR points by on average 25% (ranging from 7% to 36%) for the homogeneous phantom and by on average 43% (ranging from 26% to 60%) for the inhomogeneous phantom.</p><p><strong>Conclusion: </strong>Computer simulations and experimental data were compared for the CHT system EHY-2030 using the D200 electrode, applying a thermal imaging technique for different vertically splittable phantoms. This pilot study data can be used as a guidance regarding the expected heating for this commonly used electrode size but also to further elucidate the significance of non-thermal anticancer effects. Further studies are needed for different sizes and geometries of electrodes and phantoms.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2416999"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142464754","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultrasound-guided ablation for T1N0M0 papillary thyroid carcinoma adjacent and non-adjacent danger triangle area: a retrospective comparative study. 超声引导下T1N0M0甲状腺乳头状癌邻近和非邻近危险三角区消融术:一项回顾性比较研究。
IF 3 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-10-28 DOI: 10.1080/02656736.2024.2419904
Jianchuan Yang, Lingpeng Tang, Yuhan Qiu, Yucheng Lin, Ting Hu, Xiaoying Lin, Songsong Wu
{"title":"Ultrasound-guided ablation for T1N0M0 papillary thyroid carcinoma adjacent and non-adjacent danger triangle area: a retrospective comparative study.","authors":"Jianchuan Yang, Lingpeng Tang, Yuhan Qiu, Yucheng Lin, Ting Hu, Xiaoying Lin, Songsong Wu","doi":"10.1080/02656736.2024.2419904","DOIUrl":"https://doi.org/10.1080/02656736.2024.2419904","url":null,"abstract":"<p><strong>Objectives: </strong>To compare the safety and efficacy of ultrasound-guided radiofrequency ablation (RFA) in the treatment of T1N0M0 papillary thyroid carcinoma (PTC) with adjacent and non-adjacent danger triangle area (DTA).</p><p><strong>Materials and methods: </strong>This retrospective study involved collecting clinical data of all T1N0M0 PTC patients who underwent RFA between January 2018 and December 2020 at the hospital. A total of 211 patients were enrolled in the study (mean age 43.25 ± 12.30 years, male-to-female ratio = 1:3). Among them, 91 had adjacent DTA involvement, while 120 had non-adjacent DTA involvement. Comparisons were made between the two groups patients regarding tumor volume changes, technical success rates, tumor disappearance, disease progression, complications.</p><p><strong>Results: </strong>In both groups, the technical success rate was 100%, with a median follow-up period of 30 months. The rates of complete tumor disappearance were 78% (71/91) and 74.2% (89/120) for the adjacent and non-adjacent DTA(<i>p</i> = .517). Disease progression rates were 2.2% (2/91) and 1.7% (2/120) (<i>p</i> > .99), Complication rates were 3.3%(3/91) in the adjacent DTA group and 1.7% (2/120) in the non-adjacent DTA group (<i>p</i> = .654). At 6th month after ablation, the volume reduction rate (VRR) in the non-adjacent DTA group (42.3%) was higher than in the adjacent DTA group (37.3%) (<i>p</i> = .002). However, no significant differences were observed in VRR between the two groups at 1, 3, 12, 18, 24, 30, and 36 months (<i>p</i> > .05).</p><p><strong>Conclusion: </strong>In the treatment of T1N0M0 PTC, the complication rates and short-term efficacy of RFA in adjacent to the DTA did not differ from those of non-adjacent DTA.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2419904"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142521877","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hydrodissection technique for pain relief during peri-microwave ablation in patients with subpleural non-small cell lung cancers. 用于缓解胸膜下非小细胞肺癌患者围微波消融过程中疼痛的水切割技术。
IF 3 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-11-05 DOI: 10.1080/02656736.2024.2424897
Nan Wang, Tianyu Xue, Peng Liu, Pikun Cao, Jingwen Xu, Zhigang Wei, Xin Ye
{"title":"Hydrodissection technique for pain relief during peri-microwave ablation in patients with subpleural non-small cell lung cancers.","authors":"Nan Wang, Tianyu Xue, Peng Liu, Pikun Cao, Jingwen Xu, Zhigang Wei, Xin Ye","doi":"10.1080/02656736.2024.2424897","DOIUrl":"https://doi.org/10.1080/02656736.2024.2424897","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to assess the application value of the hydrodissection technique (HT) for pain relief during peri-microwave ablation (MWA) in patients with subpleural non-small cell lung cancers (NSCLCs).</p><p><strong>Methods: </strong>This retrospective study comprised 218 patients with subpleural NSCLCs who underwent computed tomography (CT)-guided percutaneous MWA. The patients were divided into two groups: HT-assisted MWA (HT group) and local pleural anesthesia (LPA)-assisted MWA (LPA group). Differences in the effective rates of pain relief during MWA, visual analog scale (VAS) scores post-MWA, complications, and complete ablative rates were assessed.</p><p><strong>Results: </strong>The HT group comprised 101 patients (62 males and 39 females; mean age, 61.93 ± 10.57 years), while the LPA group comprised 117 patients (66 males and 51 females; mean age, 62.95 ± 11.16 years). The effective rate of pain relief in the HT group (82/101 patients, 81.19%) was significantly higher than that in the LPA group (66/117 patients, 56.41%), (<i>p</i> < 0.0001). The VAS scores at 6, 12, 24, and 48 h post-MWA were not statistically different between the two groups. The incidence of pneumothorax (grade ≥3) was significantly lower in the HT group (11/101 patients, 10.89%) than in the LPA group (27/117, 23.07%), (<i>p</i> = 0.0161). The complete ablative rates at 1, 3, 6, 12, and 24 months post-MWA were comparable of two groups.</p><p><strong>Conclusions: </strong>These results indicate that HT-assisted MWA of patients with subpleural NSCLCs could effectively provide pain relief and decrease the occurrence of pneumothorax, yielding a satisfactory local therapeutic response.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2424897"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142582989","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Literature review: potential non-thermal molecular effects of external radiofrequency electromagnetic fields on cancer. 文献综述:外部射频电磁场对癌症的潜在非热分子效应。
IF 3 3区 医学
International Journal of Hyperthermia Pub Date : 2024-01-01 Epub Date: 2024-07-17 DOI: 10.1080/02656736.2024.2379992
Anna Dieper, Stephan Scheidegger, Rudolf M Füchslin, Paraskevi D Veltsista, Ulrike Stein, Mathias Weyland, Dominik Gerster, Marcus Beck, Olof Bengtsson, Daniel Zips, Pirus Ghadjar
{"title":"Literature review: potential non-thermal molecular effects of external radiofrequency electromagnetic fields on cancer.","authors":"Anna Dieper, Stephan Scheidegger, Rudolf M Füchslin, Paraskevi D Veltsista, Ulrike Stein, Mathias Weyland, Dominik Gerster, Marcus Beck, Olof Bengtsson, Daniel Zips, Pirus Ghadjar","doi":"10.1080/02656736.2024.2379992","DOIUrl":"https://doi.org/10.1080/02656736.2024.2379992","url":null,"abstract":"<p><strong>Introduction: </strong>There is an ongoing scientific discussion, that anti-cancer effects induced by radiofrequency (RF)-hyperthermia might not be solely attributable to subsequent temperature elevations at the tumor site but also to non-temperature-induced effects. The exact molecular mechanisms behind said potential non-thermal RF effects remain largely elusive, however, limiting their therapeutical targetability.</p><p><strong>Objective: </strong>Therefore, we aim to provide an overview of the current literature on potential non-temperature-induced molecular effects within cancer cells in response to RF-electromagnetic fields (RF-EMF).</p><p><strong>Material and methods: </strong>This literature review was conducted following the PRISMA guidelines. For this purpose, a MeSH-term-defined literature search on MEDLINE (PubMed) and Scopus (Elsevier) was conducted on March 23<sup>rd</sup>, 2024. Essential criteria herein included the continuous wave RF-EMF nature (3 kHz - 300 GHz) of the source, the securing of temperature-controlled circumstances within the trials, and the preclinical nature of the trials.</p><p><strong>Results: </strong>Analysis of the data processed in this review suggests that RF-EMF radiation of various frequencies seems to be able to induce significant non-temperature-induced anti-cancer effects. These effects span from mitotic arrest and growth inhibition to cancer cell death in the form of autophagy and apoptosis and appear to be mostly exclusive to cancer cells. Several cellular mechanisms were identified through which RF-EMF radiation potentially imposes its anti-cancer effects. Among those, by reviewing the included publications, we identified RF-EMF-induced ion channel activation, altered gene expression, altered membrane potentials, membrane oscillations, and blebbing, as well as changes in cytoskeletal structure and cell morphology.</p><p><strong>Conclusion: </strong>The existent literature points toward a yet untapped therapeutic potential of RF-EMF treatment, which might aid in damaging cancer cells through bio-electrical and electro-mechanical molecular mechanisms while minimizing adverse effects on healthy tissue cells. Further research is imperative to definitively confirm non-thermal EMF effects as well as to determine optimal cancer-type-specific RF-EMF frequencies, field intensities, and exposure intervals.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2379992"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141633461","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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